Some microbes, like harmful bacteria and viruses, enter the body and multiply, causing infections. They disturb normal body functions, leading to diseases like flu, diarrhea or skin infections. These microbes can spread through water, air or contact. Class 8 Science Curiosity ...
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Corrective glasses use lenses to bend light rays so they focus properly on the retina. For nearsighted or farsighted people, glasses adjust how light enters the eyes, helping form clear images instead of blurry ones. Class 8 Science Curiosity Grade 8 ...
Asking “How” and “Why” questions sparks curiosity and guides scientific investigation. These questions help students think deeply, explore causes, form hypotheses and discover logical explanations. They make learning active and are the foundation of true scientific understanding. Class 8 Science Curiosity ...
These patterns are designed to spark interest and curiosity. They make reading visually engaging and hint at scientific principles subtly. They remind students that science can be found even in design and everyday visuals. Class 8 NCERT Science Curiosity Chapter 1 ...